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Nitella [24]
3 years ago
7

Develop a hypothesis to explain why bubbles exhaled by scuba divers underwater expand as they float up to the surface of the oce

an. ​
Chemistry
1 answer:
RUDIKE [14]3 years ago
5 0

Answer:The bubbles exhaled by a scuba diver grow as they approach the surface of the ocean. The pressure exerted by the weight of the water decreases with depth, so the volume of the bubbles increases as they rise.

Explanation:

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under what temperature will volume of gas at 0 degree celcius double itself if the pressire is kept constant ????​
neonofarm [45]

Answer:

273.15° C

Explanation: Ideal gasses tend to double in volume when their temperature doubles. 0°C = 273.15K so double 273.15 gives 546.3K.

Converting back to Celcius

546.3-273.15 =273.15°C

5 0
2 years ago
What is the force of attraction between the particles in a salt crystal
Papessa [141]

Answer:

Electrostatic attraction between the ions

Step-by-step explanation:

A salt crystal consists of Na⁺ and Cl⁻ ions stacked together in a crystal.

The ions have opposite charges, so they are electrostatically attracted to each other.

Because the ions are so close together, the attractive forces are quite large.

4 0
4 years ago
What is <br> The correct name for SO
Flauer [41]

Answer:

sulfur oxide

Explanation:

5 0
3 years ago
Difference between boiling point and freezing point​
Paladinen [302]

Answer:

<em>Lower vapor pressures of a substance has an obvious effect on a</em> <em>boiling point</em>. <em>The</em> <em>freezing point </em><em>the rate at which the solid melts is equal to the rate which freezes. </em>

Explanation:

<em>In practice, small differences between these quantities can be observed. It is difficult, if not impossible, to heat a solid above its melting point because the heat </em>

<em />

<em>Hope this helps  (: </em>

8 0
4 years ago
A block of iron has a mass of 826 g. What is the volume of the block of iron whose density at 25°C is 7.9 ?
omeli [17]

Answer:

104.56cm³

Explanation:

Mass=826g

Density =7.9g/cm³

Volume =Mass /Density

Volume =826/7.9

Volume =104.56cm³

4 0
3 years ago
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